HotplanetslikeMercury and Venus,warm(whichmay be suitableforlife)such asEarth and Marsandcoldlike Jupiterand distantplanets.

In our system,allgaseousplanetsare"cold",whilethe case forless than20percent of thesystems in the universe.

Whyis thenJupiterso far fromthe Sun?To tell the truth- it's not.

Accordingto some theories,Jupiter ismost likelyoriginated in thedistance from the Sunat which thecurrentMars.Because of theforces thataredrawn to,approachingthesuntoa distance thatisnowVenus.If not for thegravitational interactionwith Saturn,probably would be "hotJupiter",butgraduallybeganto move away fromthe sun.Jupiter'sjourney through theinner solarsystemexplains whywe do not havehotgaseousgiantsin the"neighborhood",but alsowhywe do not have"super-Earth",the planetwitha solid core,but muchsmalleratmospheres,such as theNeptuneandmany otherplanetsinother systems.

Onthe attachedvideo, you can see a simulation ofthe movementof Earth'stectonic plates, and each frameis aperiod ofa million years.

"Tectonic plates are changingthe speedanddirection of movementin a relatively shortperiodof timeof abouta million years," says SabinZahirović, geo-dynamicistatthe University of Sydney, who led theresearch.

At its corecell consistsofthree subsystems: the system for creatingsections, whichwith the help ofthe lipidcontent is keptin one place, the metabolicsystemwith catalystsandenzymesandsystemforcopyingDNAandRNA.

DNAmoleculecontainstheinstructionsformaking proteins, oneof the most importantpartsof all livingorganisms. However, thecells may notbe copiedwithout apre-existingDNAandproteinscan not besynthesizedlipidswithoutenzymes thatare based on theproteins.

Problemreminiscent of thestoryof whatisolder-the chicken or theegg,now may besolvedthanks to theeffortof experts.